nes-proj/tools/cooja/examples/project_new_plugin/java/MyDummyPlugin.java

159 lines
5.3 KiB
Java

/*
* Copyright (c) 2006, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Observable;
import java.util.Observer;
import javax.swing.JButton;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;
import org.apache.log4j.Logger;
import org.jdom.Element;
import se.sics.cooja.ClassDescription;
import se.sics.cooja.GUI;
import se.sics.cooja.PluginType;
import se.sics.cooja.Simulation;
import se.sics.cooja.TimeEvent;
import se.sics.cooja.VisPlugin;
/**
* This is a simple example COOJA plugin.
* It is a simulation plugin (SIM_PLUGIN): it depends on a single simulation.
*
* This plugin demonstrates user interaction, scheduling time events,
* and saving plugin configurations.
*
* This project must be loaded in COOJA before the plugin can be used:
* Menu>Settings>Manage project directories>Browse>..>OK
*
* @author Fredrik Osterlind
*/
@ClassDescription("Example Plugin") /* Description shown in menu */
@PluginType(PluginType.SIM_PLUGIN)
public class MyDummyPlugin extends VisPlugin {
private static final long serialVersionUID = 4368807123350830772L;
private static Logger logger = Logger.getLogger(MyDummyPlugin.class);
private Simulation sim;
private Observer msObserver;
private JTextField textField;
/**
* @param simulation Simulation object
* @param gui GUI object
*/
public MyDummyPlugin(Simulation simulation, GUI gui) {
super("Example plugin title", gui);
this.sim = simulation;
/* Button */
JButton button = new JButton("button");
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
logger.info("Button clicked");
}
});
add(BorderLayout.NORTH, button);
/* Text field */
textField = new JTextField("enter text to save");
add(BorderLayout.SOUTH, textField);
/* Register as millisecond observer: print time every millisecond */
simulation.addMillisecondObserver(msObserver = new Observer() {
public void update(Observable obs, Object obj) {
logger.info("Millisecond observer: simulation time is now: " + sim.getSimulationTimeMillis() + " ms");
}
});
/* Register self-repeating event in simulation thread */
simulation.invokeSimulationThread(new Runnable() {
public void run() {
/* This is called from the simulation thread; we can safely schedule events */
sim.scheduleEvent(repeatEvent, sim.getSimulationTime());
}
});
setSize(300,100);
}
private TimeEvent repeatEvent = new TimeEvent(0) {
public void execute(long t) {
logger.info("Repeat event: simulation time is now: " + sim.getSimulationTimeMillis() + " ms");
/* This is called from the simulation thread; we can safely schedule events */
sim.scheduleEvent(this, t + 10*Simulation.MILLISECOND);
}
};
public void closePlugin() {
/* Clean up plugin resources */
logger.info("Deleting millisecond observer");
sim.deleteMillisecondObserver(msObserver);
logger.info("Unschedule repeat event");
repeatEvent.remove();
}
public Collection<Element> getConfigXML() {
ArrayList<Element> config = new ArrayList<Element>();
Element element;
/* Save text field */
element = new Element("textfield");
element.setText(textField.getText());
config.add(element);
return config;
}
public boolean setConfigXML(Collection<Element> configXML, boolean visAvailable) {
for (Element element : configXML) {
if (element.getName().equals("textfield")) {
final String text = element.getText();
SwingUtilities.invokeLater(new Runnable() {
public void run() {
textField.setText(text);
}
});
}
}
return true;
}
}